package day04;

public class ArrayDemo2 {
    public static void main(String[] args) {
        int[] arr1 = new int[3];
        int[] arr2 = {1,2,3,4};
        int[] arr3 = new int[]{1,2,3,4,56,7};
        int[] arr4;
        arr4 = new int[]{2,5,6};






    }
}
